We are past the point of who's fault is it.... - Home Energy Pros2016-12-10T03:34:03Zhttp://homeenergypros.lbl.gov/forum/topics/we-are-past-the-point-of-who-s-fault-is-it?commentId=6069565%3AComment%3A147017&xg_source=activity&feed=yes&xn_auth=noThe manufacture home has high…tag:homeenergypros.lbl.gov,2014-01-13:6069565:Comment:1470172014-01-13T19:25:10.731ZEric Kjelshushttp://homeenergypros.lbl.gov/profile/EricKjelshus
<p><span style="font-size: 13px;">The manufacture home has higher SP ( rated Static Pressure) supply and no return so some are rated to .8 to 1" in water vs most res are .5 in water. Most Manufacture homes have a little room off the hall way so the fan is a foot from door with wimpy filter. Manufacture home have no branch duct just a 5" stream off the main trunk. That's 2597 SF and Mob home air handler have higher efficiency with smaller area, With the transfer main trunk the…</span></p>
<p><span style="font-size: 13px;">The manufacture home has higher SP ( rated Static Pressure) supply and no return so some are rated to .8 to 1" in water vs most res are .5 in water. Most Manufacture homes have a little room off the hall way so the fan is a foot from door with wimpy filter. Manufacture home have no branch duct just a 5" stream off the main trunk. That's 2597 SF and Mob home air handler have higher efficiency with smaller area, With the transfer main trunk the efficiency just drops 10-15%</span></p>
<p> Manufacture homes furnaces also take outside air on outside the flue pipe and have to buy the chimney from them. When test system Efficiency (BTU in Vs BTU out) I get mid 40% on new and low 30% on old duct work. To me it’s just temporally housing with high power bills.</p>